What are the basic units from which human spare parts can be created?

What are the basic units from which human spare parts can be created?
(a). Nerve cells
(b). Stem cells
(c). Heart cells
(d). Kidney cells

Answer: (b). Stem Cells

  • Stem cells are biological cells found in all multicellular organisms.
  • Stem cells can be grown artificially and transformed into diverse specialized cells types.
Stem cells